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7475 Aluminum vs. C77600 Nickel Silver

7475 aluminum belongs to the aluminum alloys classification, while C77600 nickel silver belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 7475 aluminum and the bottom bar is C77600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 10 to 12
30
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 26
43
Shear Strength, MPa 320 to 350
410
Tensile Strength: Ultimate (UTS), MPa 530 to 590
630
Tensile Strength: Yield (Proof), MPa 440 to 520
320

Thermal Properties

Latent Heat of Fusion, J/g 380
180
Maximum Temperature: Mechanical, °C 180
140
Melting Completion (Liquidus), °C 640
830
Melting Onset (Solidus), °C 480
790
Specific Heat Capacity, J/kg-K 870
390
Thermal Expansion, µm/m-K 23
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33 to 42
27
Electrical Conductivity: Equal Weight (Specific), % IACS 98 to 120
31

Otherwise Unclassified Properties

Base Metal Price, % relative 10
27
Density, g/cm3 3.0
7.9
Embodied Carbon, kg CO2/kg material 8.2
3.7
Embodied Energy, MJ/kg 150
60
Embodied Water, L/kg 1130
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 53 to 68
160
Resilience: Unit (Modulus of Resilience), kJ/m3 1390 to 1920
470
Stiffness to Weight: Axial, points 13
7.9
Stiffness to Weight: Bending, points 46
20
Strength to Weight: Axial, points 49 to 55
22
Strength to Weight: Bending, points 48 to 52
21
Thermal Shock Resistance, points 23 to 26
20

Alloy Composition

Aluminum (Al), % 88.6 to 91.6
0
Chromium (Cr), % 0.18 to 0.25
0
Copper (Cu), % 1.2 to 1.9
42 to 45
Iron (Fe), % 0 to 0.12
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Magnesium (Mg), % 1.9 to 2.6
0
Manganese (Mn), % 0 to 0.060
0 to 0.25
Nickel (Ni), % 0
12 to 14
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 0 to 0.060
0
Zinc (Zn), % 5.1 to 6.2
39.7 to 46
Residuals, % 0
0 to 0.5